Home / 109,427.15-164,026.92-46,194.50

Finding the Fourth Proportional to 109,427.15, 164,026.92 and 46,194.50

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Solution

The fourth proportional to 109,427.15, 164,026.92 and 46,194.50 is: 69,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,427.15 : 164,026.92 = 46,194.50 : x
  2. Step 2: Convert to fraction form
    109,427.15/164,026.92 = 46,194.50/x
  3. Step 3: Cross multiply
    109,427.15x = 164,026.92 × 46,194.50
  4. Step 4: Simplify right side
    109,427.15x = 7,577,142,139.24
  5. Step 5: Solve for x
    x = 7,577,142,139.24/109,427.15
  6. Step 6: Final answer
    x = 69,243.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.